# AQI vs Aurassure

The clearest difference is update cadence: AQI at weekly against Aurassure's every 4 months. Aurassure's advantage is iOS requirement (11.0 vs 17.6). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

AQI ships an update weekly, Aurassure every 4 months. The most recent releases landed on October 29, 2026 and October 27, 2026 respectively.

## The numbers

| Metric | AQI | Aurassure |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.4 (16 ratings)](https://appshunter.io/ios/app/aqi/id1439684571/reviews)** | — |
| Number of ratings | **16** | — |
| Positive reviews | 41.9% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Weekly** | Every 4 months |
| Monetization | Free | — |
| Size | 208 MB | 91 MB |
| Requires iOS | 17.6 | **11.0** |
| Devices | iPhone, iPad, Apple Watch | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Purelogic Labs India Private Limited](https://appshunter.io/developer/704067891) | [Aurassure Pvt. Ltd.](https://appshunter.io/developer/1651362086) |

## What reviewers say

### AQI

[App page](https://appshunter.io/ios/app/aqi/id1439684571)

This app provides real-time air quality index and weather data from local monitoring stations. It alerts you to air quality levels and helps you plan outdoor activities. Track pollutants like PM2.5 and CO for healthier living.

**Highlights:** Real-time and historic air quality data, Global AQI map with 10,500+ stations, Air quality monitor dashboard, On-the-go AQI widget, Health advice based on AQI, Live world air quality ranking

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases:** none


### Aurassure

[App page](https://appshunter.io/ios/app/aurassure/id6444001219)

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is AQI free?

AQI is free to download, with no in-app purchases.

### Is Aurassure free?

Aurassure is free to download, with no in-app purchases.

### Do AQI or Aurassure have ads?

Neither AQI nor Aurassure shows ads.

### Which is updated more often, AQI or Aurassure?

AQI ships an update weekly, and Aurassure every 4 months. Most recently, AQI was updated on October 29, 2026 and Aurassure on October 27, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*